3-Amino-2-nitro-5-(trifluoromethoxy)pyridine-6-sulfonamide
2-Bromo-3-cyano-5-(trifluoromethoxy)pyridine-4-carboxylic acid
Methyl 2-amino-3-(chloromethyl)-5-(trifluoromethoxy)pyridine-6-carboxylate
3-Amino-2-nitro-4-(trifluoromethoxy)pyridine-5-sulfonamide